Home / 106,054.99-159,109.82-31,177.58

Finding the Fourth Proportional to 106,054.99, 159,109.82 and 31,177.58

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Solution

The fourth proportional to 106,054.99, 159,109.82 and 31,177.58 is: 46,774.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,054.99 : 159,109.82 = 31,177.58 : x
  2. Step 2: Convert to fraction form
    106,054.99/159,109.82 = 31,177.58/x
  3. Step 3: Cross multiply
    106,054.99x = 159,109.82 × 31,177.58
  4. Step 4: Simplify right side
    106,054.99x = 4,960,659,141.84
  5. Step 5: Solve for x
    x = 4,960,659,141.84/106,054.99
  6. Step 6: Final answer
    x = 46,774.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.